Greg Lindahl wrote:
>On Wed, Dec 18, 2002 at 01:00:11PM -0500, Jeff Layton wrote:
>>>>> Just to be sure, if we are running jobs on this cluster, ALL of
>>the nodes have to have a MTU of 9000 (I found that wasn't set
>>correctly). Anything thing else I should check? (we're having
>>MPI jobs fail after we switched all of the nodes to jumbo
>>frames).
>>>>>>Try ping with an 8000 byte packet. If both sides don't agree on the
>MTU, you'll see 100% lossage.
>
Slick. I never thought about one before. I'll try it tomorrow.
Thanks!
Jeff
>>greg
>_______________________________________________
>Beowulf mailing list, Beowulf at beowulf.org>To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf>>>